Verify that the solutions of x2−6x−1=0x^2 - 6x - 1 = 0x2−6x−1=0 are
x=3±10x = 3 \pm \sqrt{10}x=3±10.
156 exam-style questions on OCR GCSE Maths Quadratic Formula. Each one has a worked solution and a mark scheme showing where the marks go.